Ravi Sir's Cards › AWS
What is the DynamoDB item size limit?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
Read card text
What this card says
What it is
About 400 KB per item.
Why it matters
Large blobs belong in S3 with a pointer in DynamoDB.
How / example
Store note text in DDB; store PDF attachments in S3.